10 Route Planning Quiz Q

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Before Casting Off- Route Planning -
Quiz Q A
Junior Navigation Chapter 10
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1. In planning an offshore passage, typical
weather and current patterns you might expect to
encounter are shown a. in the Nautical
Almanac. b. on any pilot chart covering the area
of your passage. c. on the appropriate pilot
chart for the month of your passage. d. in the
NOAA Chart Catalog.
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2. On a wind rose on a pilot chart, one arrow has
three feathers on one side and two feathers on
the other side. This indicates a wind speed of
_______ on the ________ scale.

Force 5
Beaufort
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3. Isogonic lines can be found a. on a SSB
weatherfax printout. b. in the US Coast
Pilots. c. on a pilot chart. d. on a harbor
chart.
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4. Your chart requirements for an offshore
passage are complete if you have the appropriate
pilot chart, a pad of Universal Plotting Sheets
for position plotting, and sailing charts for
your departure and destination areas. a.
True b. False
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5. In planning a passage from Jacksonville, FL,
to Plymouth, England, your course to follow would
be a. great-circle course because this is the
shortest distance between two points on the
surface of the earth. b. the shipping lanes
shown on a pilot chart because following these
lanes is a requirement of international law. c.
one that will keep you at least 100 nautical
miles outside of the shipping lanes to avoid
potential collision with a commercial vessel. d.
a course that will allow you to take advantage of
prevailing winds and currents while recognizing
that adjustments may be needed for conditions
encountered enroute.
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6. A conformal chart projection is one where a
rhumb line crosses all meridians at the same
angle. a. True b. False
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7. Any straight line drawn on a gnomonic chart
is a. a rhumb line. b. a great circle. c.
a parallel of latitude. d. a meridian of
longitude.
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8. Coast Pilots and Sailing Directions a.
provide important data on weather conditions that
can be expected offshore. b. provide the same
data that is found on a pilot chart. c. give the
direction to sail from one port to another
port. d. augment the information found on charts
and should be used in conjunction with the pilot
chart for passage planning.
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Q7
Before Casting Off- Route Planning -
End Of Quiz Q A
Junior Navigation Chapter 10